Content Provider
University of Tromsø: Munin Open Research Archive
2,457
DataCite Metadata Store (German National Library of Science and Technology)
1,519
University of Liège: ORBi (Open Repository and Bibliography)
1,051
Directory of Open Access Journals: DOAJ Articles
996
Defense Technical Information Center: DTIC Technical Reports database
897
Institute for Marine Research: Brage IMR
882
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
791
Unknown
712
Université de Nantes: HAL-UNIV-NANTES
481
Memorial University of Newfoundland: Digital Archives Initiative (DAI)
397
University of California: eScholarship
373
ArXiv.org (Cornell University Library)
352
Institut national des sciences de l'Univers: HAL-INSU
302
The Royal Society (via Crossref)
295
SciTec Connect (Office of Scientific and Technical Information - OSTI, U.S. Department of Energy)
279
The Royal Society
242
University of Bergen: Bergen Open Research Archive (BORA-UiB)
197
CyberLeninka (Scientific Electronic Library)
187
PubMed Central (PMC)
185
David Rumsey Historical Map Collection (Cartography Associates)
183
ScienceDirect (Elsevier - via Crossref)
169
Open archive Norwegian University of Life Sciences: Brage NMBU
160
Norwegian Institute for Water research: NIVA Open Access Archive (Brage)
148
Université Grenoble Alpes: HAL
144
University of North Texas: UNT Digital Library
138
Springer Nature (via Crossref)
137
University of St Andrews: Digital Research Repository
131
University of Strathclyde Glasgow: Strathprints
128
HAL Sorbonne Université
125
Wiley Online Library
125
IOP Publishing (via Crossref)
117
University of Cape Town: Figshare
116
University of Wollongong, Australia: Research Online
116
ScienceDirect (Elsevier)
114
Archives ouvertes de Paris-Saclay
108
Natural Environment Research Council: NERC Open Research Archive
103
Cambridge University Press
102
Université de Versailles Saint-Quentin-en-Yvelines: HAL-UVSQ
101
Inland Norway University of Applied Sciences: Brage INN
100
MDPI Open Access Publishing
97
HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives)
96
Høgskolen i Innlandet: Brage INN
94
National Institute of Polar Research Repository, Japan
84
Delft University of Technology: Institutional Repository
79
NTNU Open Archive (Norwegian University of Science and Technology)
76
Université Savoie Mont Blanc: HAL
75
Université de Paris: Portail HAL
74
RePEc (Research Papers in Economics)
73
The University of Southern Mississippi: The Aquila Digital Community
73
Wiley Online Library (via Crossref)
73
more ...